mirror of
https://github.com/DCC-EX/CommandStation-EX.git
synced 2024-11-23 16:16:13 +01:00
80 lines
3.0 KiB
C++
80 lines
3.0 KiB
C++
/*
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* © 2020, Chris Harlow. All rights reserved.
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*
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* This file is part of Asbelos DCC API
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*
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* This is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* It is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with CommandStation. If not, see <https://www.gnu.org/licenses/>.
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*/
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#ifndef DCCEXParser_h
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#define DCCEXParser_h
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#include <Arduino.h>
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#include "FSH.h"
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#include "RingStream.h"
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typedef void (*FILTER_CALLBACK)(Print * stream, byte & opcode, byte & paramCount, int16_t p[]);
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typedef void (*AT_COMMAND_CALLBACK)(const byte * command);
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struct DCCEXParser
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{
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DCCEXParser();
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void loop(Stream & stream);
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void parse(Print * stream, byte * command, RingStream * ringStream);
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void parse(const FSH * cmd);
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void flush();
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static void setFilter(FILTER_CALLBACK filter);
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static void setRMFTFilter(FILTER_CALLBACK filter);
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static void setAtCommandCallback(AT_COMMAND_CALLBACK filter);
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static const int MAX_COMMAND_PARAMS=10; // Must not exceed this
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private:
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static const int16_t MAX_BUFFER=50; // longest command sent in
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byte bufferLength=0;
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bool inCommandPayload=false;
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byte buffer[MAX_BUFFER+2];
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int16_t splitValues( int16_t result[MAX_COMMAND_PARAMS], const byte * command);
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int16_t splitHexValues( int16_t result[MAX_COMMAND_PARAMS], const byte * command);
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bool parseT(Print * stream, int16_t params, int16_t p[]);
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bool parseZ(Print * stream, int16_t params, int16_t p[]);
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bool parseS(Print * stream, int16_t params, int16_t p[]);
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bool parsef(Print * stream, int16_t params, int16_t p[]);
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bool parseD(Print * stream, int16_t params, int16_t p[]);
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static Print * getAsyncReplyStream();
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static void commitAsyncReplyStream();
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static bool stashBusy;
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static byte stashTarget;
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static Print * stashStream;
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static RingStream * stashRingStream;
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static int16_t stashP[MAX_COMMAND_PARAMS];
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bool stashCallback(Print * stream, int16_t p[MAX_COMMAND_PARAMS], RingStream * ringStream);
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static void callback_W(int16_t result);
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static void callback_B(int16_t result);
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static void callback_R(int16_t result);
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static void callback_Rloco(int16_t result);
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static void callback_Wloco(int16_t result);
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static void callback_Vbit(int16_t result);
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static void callback_Vbyte(int16_t result);
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static FILTER_CALLBACK filterCallback;
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static FILTER_CALLBACK filterRMFTCallback;
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static AT_COMMAND_CALLBACK atCommandCallback;
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static void funcmap(int16_t cab, byte value, byte fstart, byte fstop);
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};
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#endif
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